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United States Patent | 6,089,468 |
Bouti | July 18, 2000 |
A flow channel is provided in a nozzle housing for resin flow, said flow channel having an inlet area for receiving resin and an outlet area for transferring resin to a mold cavity. An elongated shaft extends in the flow channel. At least one spiral groove is provided in the flow channel facing the shaft that decreases in depth towards the outlet area.
Inventors: | Bouti; Abdeslam (Swanton, VT) |
Assignee: | Husky Injection Molding Systems Ltd. (CA) |
Appl. No.: | 435965 |
Filed: | November 8, 1999 |
Current U.S. Class: | 239/11; 239/139; 239/397.5; 239/461; 239/489; 239/533.1; 239/590.5; 239/591 |
Intern'l Class: | B05B 017/04 |
Field of Search: | 239/461,487,488,489,482,463,483,533.1,590,590.3,590.5,591,11,5,397.5 425/564,568 |
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